diff -r 000000000000 -r 6474c204b198 media/webrtc/trunk/tools/gyp/test/custom-generator/mygenerator.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/media/webrtc/trunk/tools/gyp/test/custom-generator/mygenerator.py	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,14 @@
+# Copyright (c) 2012 Google Inc. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""Custom gyp generator that doesn't do much."""
+
+import gyp.common
+
+generator_default_variables = {}
+
+def GenerateOutput(target_list, target_dicts, data, params):
+  f = open("MyBuildFile", "wb")
+  f.write("Testing...\n")
+  f.close()